diff --git a/components/net/at/include/at.h b/components/net/at/include/at.h
index 76e952944f..782cb0c400 100644
--- a/components/net/at/include/at.h
+++ b/components/net/at/include/at.h
@@ -27,7 +27,7 @@
 
 #include <rtthread.h>
 
-#define AT_SW_VERSION                  "0.2.2"
+#define AT_SW_VERSION                  "0.2.3"
 
 #define DBG_ENABLE
 #define DBG_SECTION_NAME               "AT"
diff --git a/components/net/at/src/at_client.c b/components/net/at/src/at_client.c
index dd866fdcb0..90fd3291c3 100644
--- a/components/net/at/src/at_client.c
+++ b/components/net/at/src/at_client.c
@@ -547,7 +547,7 @@ static void client_parser(at_client_t client)
                     /* get the end data by response result, return response state END_OK. */
                     client->resp_status = AT_RESP_OK;
                 }
-                else if ((memcmp(client->recv_buffer, AT_RESP_END_ERROR, strlen(AT_RESP_END_ERROR)) == 0)
+                else if (strstr(client->recv_buffer, AT_RESP_END_ERROR)
                         || (memcmp(client->recv_buffer, AT_RESP_END_FAIL, strlen(AT_RESP_END_FAIL)) == 0))
                 {
                     client->resp_status = AT_RESP_ERROR;